1. chew repeatedly or meditate upon.   Hint First letter clue   2. examine carefully or explore with instruments.   First letter clue   3. increase in size or strength.   First letter clue   4. convert by heat to vapor and then solidify; purify.   First letter clue   5. wet completely or soak with.   First letter clue   6. soak in some medium till saturated.   First letter clue   7. hasten or throw headlong down.   First letter clue